Best AI for health questions
Understanding symptoms, conditions and medical information.
1st and 2nd of 14 models for this task
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Top of 14 models for this task
4th and 5th of 14 models for this task
Keep in mind Based on people's votes only.
Based only on people's votes. The picks follow a fixed rule using the charts below and each app's plans.
Norm's guide
What I'd tell a friend who asked.
What AI is good at
- Explaining medical terms in plain language.
- Helping you prepare questions for an appointment.
- Summarising general health information.
Where it trips up
- It can't examine you or know your history.
- Rare conditions and unusual symptoms.
- Sounding reassuring when you should really see someone.
How to get a good result
- Use it to understand, not to diagnose.
- Take its questions to your doctor or pharmacist.
- If something feels urgent, call a professional.
How the models compare
Every model we could score for health questions, combining the tests below.
Overall for health questions
Position on a combined score from 2 tests. The longer the bar, the further ahead · Higher is better
On the tests we have, Claude Opus 5.5 comes out on top, followed by Claude Fable 5.1 and Gemini 3.8 Flash.
The evidence
People's votes on health questions
Tests this task · People compared two anonymous answers to medical and healthcare questions. · Higher is better
Claude Fable 5.1 and Gemini 3.8 Flash are neck and neck at the top, followed by Gemini 3.1 Pro and Kimi K3; Claude Fable 5.1 costs about 13 times as much.
People's votes on science questions
Tests a related skill · People compared two anonymous answers to questions in the life, physical and social sciences. · Higher is better
Claude Opus 5.5 and Claude Fable 5.1 are neck and neck at the top, followed by Gemini 3.8 Flash and Kimi K3; Claude Fable 5.1 costs about 3 times as much.
If you build with it
What the makers charge developers who use the models directly. Using an app? The plans above are what you pay.
Cost per 1,000 typical requests
List price, about 1,500 words in and 500 out per request · Lower is better
GPT-6 Luna is cheapest, followed by DeepSeek V4.1 Flash and GPT-5.6 Luna.